Property and equipment, net (Details) (USD $)	6 Months Ended	12 Months Ended
	Jun. 30, 2012	Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 37,126	$ 37,126
Less: accumulated depreciation	(28,233)	(24,403)
Property and equipment, net	8,893	12,723
Depreciation expense	3,830	19,189
Vehicles [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment
Computer and office equipment [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	30,829	30,829
Furniture and fixtures [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	6,297	6,297
UL Machinery and equipment [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment